var NoOfThumbnails2005_1 = 22;
var NoOfThumbnails2005_2 = 26;
var NoOfThumbnails2005_3 = 31;
var NoOfThumbnails2005_4 = 20;
var NoOfThumbnails2005_5 = 30;
var NoOfThumbnails2005_6 = 22;
var NoOfThumbnails2005_7 = 30;
var NoOfThumbnails2005_8 = 39;
var NoOfThumbnails2005_9 = 26;
var NoOfThumbnails2005_10 = 67;
var NoOfThumbnails2005_11 = 39;
var NoOfThumbnails2005_12 = 36;

var NoOfThumbnailsIndy_1 = 25;
var NoOfThumbnailsIndy_2 = 29;
var NoOfThumbnailsIndy_3 = 61;
var NoOfThumbnailsIndy_4 = 90;
var NoOfThumbnailsIndy_5 = 120;
var NoOfThumbnailsIndy_6 = 186;

var NoOfThumbnails2006_1 = 10;

function changeBigImage(obj) {
	$('imageBig').src = 'images/'+$('select1').options[$('select1').selectedIndex].text+'/full_' + obj.src.substring(obj.src.lastIndexOf("/") + 1);
}

function flipGalleryPage(noOfThumbnails, direction) {

	$("image0").style.display = "block";
	$("image1").style.display = "block";
	$("image2").style.display = "block";
	$("image3").style.display = "block";
	$("image4").style.display = "block";


	var enclosure = $('gallery_list');
	var firstThumb = $('image0');
	var firstValue = firstThumb.src.substring((firstThumb.src.lastIndexOf('e')+1),firstThumb.src.lastIndexOf('.'));

	var allThumbs = $A(document.getElementsByClassName('gallery_thumb',enclosure));
	allThumbs.each(function(thumb) {
		thumbValue = thumb.src.substring((thumb.src.lastIndexOf('e')+1),thumb.src.lastIndexOf('.'));
		if (direction == 'next') { thumbValue = (thumbValue*1) + 5; }
		else if (direction == 'previous') { thumbValue = (thumbValue*1) - 5; }
		thumb.src = 'images/'+$('select1').options[$('select1').selectedIndex].text+'/image' + thumbValue + '.jpg';
	});
	

	changeBigImage($('image0'));

	var newFirstThumb = $('image0');
	var newFirstValue = newFirstThumb.src.substring((newFirstThumb.src.lastIndexOf('e')+1),newFirstThumb.src.lastIndexOf('.'));
	
	
	if (newFirstValue == 0) { $('previousButton').style.visibility = 'hidden'; }
	else { $('previousButton').style.visibility = 'visible'; }
	
	if (eval(newFirstValue) + 5 > eval(noOfThumbnails)-1) { 
		$('nextButton').style.visibility = 'hidden'; 
		for(i=noOfThumbnails; i< (eval(newFirstValue) + 5);i++) 
		{
			$("image" + i%5).style.display = 'none';
		}		
	}
	else { 
		$('nextButton').style.visibility = 'visible';
	}
}

function switchGallery(target) {
	var newGallery = target.options[target.selectedIndex].value;
	if (newGallery != "none") {
		location = newGallery;
	}
}